when they were reading the words of sherman, reading the words of grant, or stonewall jackson or the words of robert e. lee many of these emotions that i was feeling at the time. so it almost became hypnotic. there were so many hours you can watch so i didn't watch anymore for another week. then the next week i think i watched at least two of those tapes and sometimes three. i was mezmorized by the whole thing. >> did it impact the decisions you were make something >> not directly but it certainly attuned my brain to once again the horrors of war and this is human life you're dealing with. this is not moving military symbols around a map. it became very much of an emotional experience as well as a business experience, if you want to call it that. >> another thing you say in the book that had an impact on you is seeing the broadway show "ben franklin in paris." why? >> i volunteered to go to vietnam, it was an advisory effort, it was not leading u.s. combat troops. a lot of people told me i was crazy. what are you doing this for? there is no career enhancement for you going over there